ANATOMY

Detailed explanation-1: -Blood vessels circulate blood throughout your body. They help deliver oxygen to vital organs and tissues, and also remove waste products. Blood vessels include veins, arteries and capillaries.

Detailed explanation-2: -The great vessels of the heart include your aorta, pulmonary trunk, pulmonary veins and vena cava (superior and inferior). They connect directly to your heart and play a vital role in your circulatory system.

Detailed explanation-3: -There are five classes of blood vessels: arteries and arterioles (the arterial system), veins and venules (the venous system), and capillaries (the smallest bloods vessels, linking arterioles and venules through networks within organs and tissues) (Fig 1).

Detailed explanation-4: -The Three Major Types of Blood Vessels: Arteries, Veins, and Capillaries. Oxygenated Blood Flows Away from the Heart Through Arteries. Veins Carry Blood Back Toward the Heart. Exchange of Gases, Nutrients, and Waste Between Blood and Tissue Occurs in the Capillaries. More items